港股收评：恒指涨0.17%，科技股多数上涨，军工股全天活跃，保险股弱势

Market Overview - The Hong Kong stock market opened higher but quickly turned to decline, with the Hang Seng Index rising by 0.17%, the Hang Seng China Enterprises Index slightly down by 0.09%, and the Hang Seng Tech Index up by 0.28%, indicating overall low volatility in the market [1] Technology Sector - Major technology stocks rebounded in the afternoon, with Baidu's ERNIE 5.0 launch leading to a more than 4% increase in its stock price, while Alibaba, JD.com, Kuaishou, and NetEase also saw gains, although Xiaomi experienced another decline [1] Energy Sector - Driven by geopolitical factors and a cold wave, U.S. natural gas prices surged, leading to a significant rally in oil and gas stocks, with the three major state-owned oil companies continuing to rise, and China Petroleum & Chemical Corporation reaching a new high [1] Military and Construction Sectors - Military stocks remained active throughout the day due to geopolitical influences, with institutions optimistic about the industry's supply discipline consensus. Construction and cement stocks strengthened, with China National Building Material and Jinyu Group both rising over 6% [1] Nuclear and Renewable Energy - Following Trump's statement on the U.S. significantly developing nuclear energy, nuclear power stocks saw a broad increase, while solar, coal, wind energy, and paper industry stocks mostly rose [1] Insurance Sector - Insurance stocks faced notable declines, with New China Life Insurance dropping nearly 5% and China Life Insurance down nearly 4% [1] AI Healthcare Sector - AI healthcare concept stocks continued to pull back, reflecting ongoing market adjustments in this segment [1] Precious Metals and Non-ferrous Metals - Gold concept stocks led a decline in non-ferrous metal stocks, influenced by Trump's reversal on gold prices [1]